Second Brain app icon

Apps Like Second Brain for iPhone and iPad

Organize thoughts and manage ideas

Organize thoughts, ideas, and memories with note-taking and tagging. Create to-do lists and journal entries. Track workout progress and business ideas. Search and categorize content for easy retrieval. Sync across devices for consistent access.

by Simon Jakobsson★ 5.01 ratingsProductivity$3.99Data updated 2026-09-06

Ranked alternatives

Showing 261–280 of 1,000 ranked alternatives.

  1. Inkdrop - Markdown Notes app icon

    Inkdrop - Markdown Notes

    Takuya Matsuyama

    Write, organize, and highlight

    Write and format using GitHub-flavored with inline code syntax highlighting. Organize into folders and tags. Export in multiple formats. Sync across devices. Search and filter by keywords.

    ★ 4.043 ratingsProductivityFreeData updated 2026-09-12
  2. Notable: Journaling Made Easy app icon

    Notable: Journaling Made Easy

    NOTABLE APP LLC

    Write entries, add photos, tag friends

    Create journals with text and images. Tag friends to connect entries with people in your life. Browse entries by person and date. Add friend details like profile pictures and personal notes. Keep content private and organized at an individual level.

    ★ 5.035 ratingsProductivityFreeData updated 2026-09-06
  3. iLogger app icon

    iLogger

    Richard Maddy

    Log and record all user activities.

    The app allows users to log and record activities with user-definable logs for tracking desired events. It supports various data types, photo storage, and data import/export functionalities.

    ★ 5.010 ratingsProductivityFreeData updated 2026-09-11

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.